–IheardyougaveabigsurprisetoyourmotheronMother’sDay.–Y...

問題詳情：

 – I heard you gave a big surprise to your mother on Mother’s Day.

– Yes. Only when I left my parents ______ how much I loved them.

   A. I realize       B. I had realized        C. had I realize     D. did I realize

【回答】

D

知識點：倒裝與省略

題型：選擇題